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United States Patent | 5,305,770 |
DeMarco | April 26, 1994 |
An umbrella which opens into a noteworthy enlarged expanse due to outer fabric-supporting struts being urged through sliding movement along inner fabric-supporting struts, so that the two fabrics cooperate to provide the enlarged expanse to the umbrella.
Inventors: | DeMarco; Joseph H. (60 Seaman Ave., New York, NY 10034) |
Appl. No.: | 043756 |
Filed: | April 7, 1993 |
Current U.S. Class: | 135/26; 135/25.31; 135/25.33; 135/31; 135/33.2 |
Intern'l Class: | A45B 019/06 |
Field of Search: | 135/15.1,33.2,25.31,25.33,31,33.7,26,25.32,25.3,33.4,33.41 |
212457 | Feb., 1879 | Girbardt | 135/33. |
858967 | Jul., 1907 | Dimond | 135/33. |
1628539 | May., 1927 | Grey | 135/15. |
3557809 | Jan., 1971 | Vazquez | 135/15. |
3732879 | May., 1973 | Okuda | 135/25. |
3960162 | Jun., 1976 | Noel | 135/33. |
4674524 | Jun., 1987 | DeMarco | 135/26. |
5078166 | Jan., 1992 | Lee | 135/33. |
5115827 | May., 1992 | Lee | 135/33. |